Vulnerability Database

314,373

Total vulnerabilities in the database

CVE-2020-12401

During ECDSA signature generation, padding applied in the nonce designed to ensure constant-time scalar multiplication was removed, resulting in variable-time execution dependent on secret data. This vulnerability affects Firefox < 80 and Firefox for Android < 80.

  • Published: Oct 8, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-12401
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.7
  • AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 1.9
  • AV:L/AC:M/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
mozilla / firefox - 80.0